Home / 1,248,959,495.68-1,723,566,126.83-684,354,667.41

Finding the Fourth Proportional to 1,248,959,495.68, 1,723,566,126.83 and 684,354,667.41

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Solution

The fourth proportional to 1,248,959,495.68, 1,723,566,126.83 and 684,354,667.41 is: 944,410,549.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,959,495.68 : 1,723,566,126.83 = 684,354,667.41 : x
  2. Step 2: Convert to fraction form
    1,248,959,495.68/1,723,566,126.83 = 684,354,667.41/x
  3. Step 3: Cross multiply
    1,248,959,495.68x = 1,723,566,126.83 × 684,354,667.41
  4. Step 4: Simplify right side
    1,248,959,495.68x = 1,179,530,523,482,464,768
  5. Step 5: Solve for x
    x = 1,179,530,523,482,464,768/1,248,959,495.68
  6. Step 6: Final answer
    x = 944,410,549.39

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.